Working principle: the sensor active infrared emission, according to the reflected light detection, if detected obstacles, OUT foot output 0, otherwise 1
Working voltage: 3.8v-5.5v
Operating current (5V): typical current 6mA
Input / output signal (3 lines):
GND OUT VCC![](https://ae04.alicdn.com/kf/S2ca95c6e1c434e28878d19acb6be36ec3.jpg)
![](https://ae04.alicdn.com/kf/S077f321fe9234a57b7e1c1947e5d2f130.jpg)
![](https://ae04.alicdn.com/kf/Sc19170b9da3d4f0b8f53814832d9f9b7M.jpg)